1. A. GUINIER, “Theorie et Technique de la Radiocristallo-graphie” (Dunod, Paris, 1956).
2. H. P. KLUG and L. E. ALEXANDER, “X-Ray Diffraction Procedures” (Wiley, New York, 1974).
3. R. F. KARLAK and D. S. BURNETT,Anal. Chem. 38 (1966) 1741.
4. I. C. JAHANBAGLOO and T. ZOLTAI,ibid. 40 (1968) 1739.
5. B. H. FLINTER,Neues Jahrb. Mineral. Monatsh 5 (1973) 216.